how many time sufficient for cat exam crack easily ??

CAT is one of the most important examinations for students who want to pursue their career in Management field. And the preparation time varies from one to other. However, being one of the most important exams, aspirants should start their preparation from starting of last year of their graduation. Around 5 to 6 months is positively needed to prepare for CAT properly. There are certain steps to prepare for CAT.
First you must go through the entire syllabus. Then make a proper and programmatic study schedule. Then choose the right books. Choosing the right study materials is really essential. Then start your preparation from the easy chapters first. Next, increase the difficulty level gradually. Find out previous years' exam papers those are available on internet. Once you complete your syllabus, you should solve the previous year exam papers and give mock test regularly. This will boost your preparation.
Some of the books recommended by experts for preparation of CAT-

• How to prepare for Quantitative Aptitude for the CAT by Arun Sharma
• How to Prepare for Data Interpretation for CAT by Arun Sharma
• Word Power Made Easy by Norman Lewis

Go through the link-
http://bschool.careers360.com/articles/cat-preparation-how-prepare-for-cat-without-coaching